package com.xyc.test.cloud.controller;

import com.xyc.test.cloud.entity.User;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.loadbalancer.LoadBalancerClient;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.client.RestTemplate;

/**
 * Created by Administrator on 2017/9/29.
 */
@RestController
public class MovieController {
    private static final Logger LOGGER = LoggerFactory.getLogger(MovieController.class);
    @Autowired
    private RestTemplate restTemplate;
    @Autowired
    private LoadBalancerClient loadBalancerClient;

    @GetMapping("/user/{id}")
    public User findById(@PathVariable Long id){
        return this.restTemplate.getForObject("http://provider-user/"+id,User.class);
    }

    @GetMapping("/log-instance")
    public void logUserInstance(){
        ServiceInstance serviceInstance = this.loadBalancerClient.choose("provider-user");
        //打印当前选择的是哪个节点
        MovieController.LOGGER.info("{}:{}:{}",serviceInstance.getServiceId(),serviceInstance.getHost(),serviceInstance.getPort());
    }
}
